Original research validity of the sf12 for use in a low. The mental component of the shortform 12 health survey. How to score the sf12 physical and mental health summary scales find, read and cite all the research you need on researchgate. Scoring instructions for the university of michigan. Sf36 health survey manual is scored so that a high score indicates note. The second measure is the physical health summary score from the short form12 sf12 contained in the meps adult saq asked in the middle to later part of each calendar year. Check for missing or outofrange values for items 1122 sf 12 portion of combined survey. The sf20 is a set of generic, coherent, and easily administered qualityoflife measures. Didnt do work or other activities as carefully as usual.
Secondary outcomes included the sf 12 physical health component score pcs, euroqol eq5d, geriatric depression score gds10, social activity, social support and morbidities. How to score the sf12 physical and mental health summary scales find, read. Download download sf 12 health survey manual and interpretation guide. The short form 12 sf12 has not been validated for longterm dialysis patients. There were far fewer negative factor scoring coefficients for the oblique factor solution compared to the factor. The shortform 12 health survey, version 1 sf12v1, is a generic healthrelated qualityoflife instrument. Short form 12 item version 2 health survey abilitylab. Sf12 physical and mental component scales correlated with two of four traditional measures of community health status.
Assessment of the sf36 version 2 in the united kingdom. The sf12 is a selfreported outcome measure assessing the impact of health on. It was developed for the medical outcomes study mos, a multiyear study of patients with chronic conditions. However, changes were made to question wording, instructions and formatting. It is a subset of the larger sf36 and monitors health in general and in specific populations. Now we divide by the 3 answered questions to get a total of 46. For example, the raw score for physical function is transformed by subtracting 83. The sf12 is a multipurpose short form survey with 12 questions, all selected from the sf36 health survey ware, kosinski, and keller, 1996. Replicability of sf36 summary scores by the sf12 in. Conclusionsthe sf12 reproduced sf36 summary scores without substantial loss of information in stroke patients. An excerpt from the users manual for the sf36v2 health survey, second edition, chapter 7, pages 8184. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. The sf12 is a selfreported outcome measure assessing the impact of health on an individuals everyday life. The aim of this study was to determine if the standard sf12 was valid and equivalent for a chinese population.
This information will help you keep track of how you feel and how well you are able to do your usual activities. It is particularly useful in large population health surveys or. Since a score of 100 represents high energy with no fatigue, the lower score of 46. The kdqol36 is a short form that includes the sf12 as generic core plus the burden of kidney disease, symptomsproblems of kidney disease. How to score version 2 of the sf12 health survey with a supplement documenting version 1 author. There are 3 steps involved in calculating the sf 12 physical component summary pcs and mental component summary mcs scores. The sf12 health survey measures several health status indicators. Age pcs mcs 4554 50 50 5564 47 51 6574 44 52 75 39 50 the ability to compare als patients with healthy individuals as well as with patients with other diseases is a unique strength of the sf 12. Read online read online sf 12 health survey manual and interpretation guide.
Only rows that are correct are used for calculating the sf12 t scores. Epic26 can be used alone or combined with other instruments, including the auasi, factp, and. Validity of the sf12 for use in a lowincome african american communitybased research initiative reach 2010 original research suggested citation for this article. Optional satisfaction and sociodemographicmedical history items items 80117 from the original uclapci can be administered with epic. Ware found the two instruments to be highly correlated and both the physical and mental component summary measures in the sf12 explained about 90% of the variation in the same summary measures of the sf36 8,9. This information will help keep track of how you feel and how well you are able to do your usual activities.
Sf 12 health survey manual and interpretation guide. Sf12 health survey this survey asks for your views about your health. As table 1 indicates, the typical nlsy79 respondent selfreports better health than the typical u. Medical outcomes study questionnaire short form 36 health survey sf36 about. The sf 12 is a multipurpose short form survey with 12 questions, all selected from the sf 36 health survey ware, kosinski, and keller, 1996. Sf12s splitter cable share pin1 as ground, so they are grounded to each other through the cable set. Chinese is the worlds largest ethnic group but few healthrelated quality of life hrqol measures have been tested on them. The 12item short form health survey sf12 was developed for the medical outcomes study mos, a multiyear study of patients with chronic conditions.
The study compared physical and mental component summary pcsmcs scores from the sf36 with those from the embedded. The main objective of this manual is to document and explain each step in the scoring of sf12v2 scales and summary measures using normbased scoring nbs algorithms. The sf12 items themselves are not included in the calculation of any epic domain scores. I am working on my masters thesis using an existing dataset. Accordingly, the sf12 can be used at the summary score level as a substitute for the sf36 in stroke survivors capable of selfreport. How to score the sf12 physical and mental health summary scales. Component summary pcs and mcs according to the official manual american. If you experience issues opening pdf documents on this page using internet explorer, try using a different web browser. Is the standard sf12 health survey valid and equivalent. These items are not included in any epic domain score calculations. Comparing the sf12 and sf36 health status questionnaires.
The nonorthogonal rand36 physical and mental summary scores were both markedly reduced. Consequently, foods that score well on the onqi scale will, in general, facilitate portion control. Numerous and frequentlyupdated resource results are available from this search. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. The sf36 data of 2410 chinese adults randomly selected from the general population of hong kong hk were analysed. The federal housing administrations fha single family housing policy handbook 4000.
Larson co, schlundt d, patel k, beard k, hargreaves m. It was originally developed in 1994 as a shorter alternative 12 items to the widely used shortform 36 health survey sf36, for studies in which a 36item form was too long. Scoring instructions for the michigan medicine university of. Scoring instructions for mos 12item short form survey instrument sf12.
Summary scores for the sf12, version 2 sf12v2 health status measure are based on scoring coefficients derived for version 1 of the sf36, despite changes in item wording and response scales and despite the fact that sf12 scales only contain a. Correlated physical and mental summary scores for the sf. A generic, multipurpose shortform survey with 12 questions selected from the sf36 health survey which, when combined, scored and weighted, results in two scales of mental and physical functioning and overall healthrelated quality of life. Assessment of the sf36 version 2 in the united kingdom crispin jenkinson, sarah stewartbrown, sophie petersen, colin paice abstract objectivesto introduce the uk. This is a generic assessment of healthrelated quality of life hr qol from the clientpatients perspective. During the past 4 weeks, were you limited in the kind of work you do or other regular activities as a result of any emotional problems such as feeling depressed or anxious. For ease of reference, scoring instructions for the sf12 are provided in the appendix below. Pros brevity, ease of scoring, high retest reliability.
A comparison of sf36 and sf12 composite scores and. Validity of the sf12 for use in a lowincome african american communitybased research initiative reach 2010. At the aggregate level of analysis, significant relationships were found for seven of nine social determinants of health measures when compared with sf12 component summary scores. If you need to change an answer, completely erase the incorrect mark and fill. This matches the results described in the sf12 scoring manual, which in addition to population norms reports the norms for u. This results from the poor physical functioning mean scale score, 2.
Form copy of questionnaire brief pain inventory users guide cleeland cs. References 1 wei jt, dunn r, litwin m, sandler h, sanda mg. How to score version 2 of the sf12 health survey with a. The sf12 was created to reduce the burden of response the sf12 uses the same eight domains as the sf36. If any missing or outofrange values are found for those items, the pcs. Sf12v2 is a shortened form 12 items of the sf36v2 health survey. Generic patientreported outcome pro measures like the sf12 assess general health and wellbeing or healthrelated quality of life hrqol, including the impact of any and all illnesses on a broad range of functional domains. Medical outcomes study questionnaire short form 36 health. Most patients can complete the sf12 in less than 3 minutes without assistance. Measurement instruments in lasa the sf12 health survey is a multipurpose shortform sf generic measure of health status. It is because of this inherent variation sf12 scores have over the lifespan that it is. It is often used as a quality of life measure the sf12 is a shortened version of its predecessor, the sf36, which itself evolved from the medical outcomes study. Ware and others published how to score sf12 items find, read and cite all the research you need on researchgate.
Sf36 health survey manual and interpretation guide john e. Utahns age 18 or over, 1996 0% 2% 4% 6% 8% 10% 12 % 14% 16% 9 1520 2530 3540 4550 5560 6570 sf12 mental health composite scale score percentage of persons with score 53. The sf12 can be completed by most participants in less than a third of the usual time needed to complete the sf36 8. The sf12 is a wellvalidated health inventory containing 12 questions on a number of dimensions of physical and mental health symptoms and functioning. Lasa3 includes the item scores on the 12 items of the sf12 see below. The sf12 was designed to measure general health status from the patients point of view. The estimated correlation between sf 36 pcs c and mcs c scores was 0. Assessing the reliability of the short form 12 sf12. Sf12 physical health composite scale score percentage of persons with score mean 50. How to score the sf12 physical and mental health summary scales ware, john e on.
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